Hard difficulty:To unlock the ability to play a chapter on Hard difficulty, beat that chapter on Normal difficulty. Then, press LB RB to switch chapters and X to change the difficulty.Easy 300 FRS Points:Complete the game and all simulator battles to gain 263 FRS points. Normally, you have to achieve an S-rank on each mission in Hard mode to reach 300 FRS points. However, there is an easier way to do this. Select one of the easier missions on Hard mode and complete it with a rank of Lower than “S”. Then, replay that mission and achieve an S-Rank to receive one FRS point. Continue to replay the mission to earn one FRS point each time you achieve an S-Rank.Easy money and schematics:Select an AC and get to at least Chapter 3. Start fighting the sim ACs in the ACSIS menu. A good amount of money is given out per fight, and as a bonus you get the defeated AC